Finding the Fourth Proportional to 7,331,590.44, 10,117,329.84 and 4,068,547.56
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Solution
The fourth proportional to 7,331,590.44, 10,117,329.84 and 4,068,547.56 is: 5,614,448.59
Step by Step Solution
- Step 1: Write the proportion equation
7,331,590.44 : 10,117,329.84 = 4,068,547.56 : x - Step 2: Convert to fraction form
7,331,590.44/10,117,329.84 = 4,068,547.56/x - Step 3: Cross multiply
7,331,590.44x = 10,117,329.84 × 4,068,547.56 - Step 4: Simplify right side
7,331,590.44x = 41,162,837,634,247.19 - Step 5: Solve for x
x = 41,162,837,634,247.19/7,331,590.44 - Step 6: Final answer
x = 5,614,448.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.